Home / 4,291.35-6,436.62-1,369.68

Finding the Fourth Proportional to 4,291.35, 6,436.62 and 1,369.68

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Solution

The fourth proportional to 4,291.35, 6,436.62 and 1,369.68 is: 2,054.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.35 : 6,436.62 = 1,369.68 : x
  2. Step 2: Convert to fraction form
    4,291.35/6,436.62 = 1,369.68/x
  3. Step 3: Cross multiply
    4,291.35x = 6,436.62 × 1,369.68
  4. Step 4: Simplify right side
    4,291.35x = 8,816,109.68
  5. Step 5: Solve for x
    x = 8,816,109.68/4,291.35
  6. Step 6: Final answer
    x = 2,054.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.